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Features July 2013 Issue

GPS Alphabet Soup

Take an L and a V and even a NAV. Add a P and mix em all around. What do you get? You get a total of five different GPS approaches to sort out.

One of the things I see often on IFR stage checks and IPCs is a lack of familiarity with the different kinds of GPS approaches and their respective capabilities and idiosyncrasies. Introduction of Localizer Precision (LP) approaches has made that worse. Given that the U.S. has over 12,000 GPS approaches, it’s time we mastered the variables.

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